int [] x={100,200};
int [] y={100,200};



void setup()
{
  size(480,480);
  //smooth();
//  print(atan2(1,1));
  
  int a,b,c,d;
  a=200 ;
  b=100;
  c=100;
  d=200;
  
  println (atan2(00,100));
  println (atan2(-100,100));
  
  
  
  
}
void draw()
{
  ellipseMode(CENTER);

  int i;
  for (i = 0 ; i < 2 ; i++){
    strokeWeight(0.1);
    fill(200,23,23);
    ellipse( x[i], y[i], 5 ,5);
  }
  ellipseMode(CORNER);
  for (i = 0 ; i < 2 ; i++){
    strokeWeight(0.1);
    fill(15,200,15);
    ellipse( x[i], y[i], 100 ,100);
  }
  
}
